module.exports = {
  plugins: {
    "postcss-url": {},
    "postcss-aspect-ratio-mini": {},
    "postcss-write-svg": { utf8: false },
    "postcss-cssnext": {},
    "postcss-px-to-viewport": {
      viewportWidth: 375, // (Number) The width of the viewport.
      viewportHeight: 667, // (Number) The height of the viewport.
      unitPrecision: 3, // (Number) The decimal numbers to allow the REM units to grow to.
      viewportUnit: "vw", // (String) Expected units.
      selectorBlackList: [".ignore", ".hairlines","van-circle__layer"], // (Array) The selectors to ignore and leave as px.
      minPixelValue: 1, // (Number) Set the minimum pixel value to replace.
      exclude: [new RegExp("node_modules")],
      mediaQuery: false // (Boolean) Allow px to be converted in media queries.
    },
    "cssnano": {
          "cssnano-preset-advanced": {
            zindex: false,
            autoprefixer: false
          },
     }
  }
};